Internet-Based Cognitive Behavioral Therapy for Chronic Fatigue Syndrome Integrated in Routine Clinical Care: Implementation Study

Margreet Worm-Smeitink   ^{1, 2, 3} , MSc ;   Arno van Dam   ^{4, 5} , PhD ;   Saskia van Es   ⁶ , PhD ;   Rosalie van der Vaart   ⁷ , PhD ;   Andrea Evers   ^{7, 8} , Prof Dr ;   Michel Wensing   ^{9, 10} , Prof Dr ;   Hans Knoop   ^{3, 11} , Prof Dr

¹ Department of Medical Psychology, Radboud University Medical Center, Nijmegen, Netherlands

² Specialist Center for Complex Medically Unexplained Symptoms and Somatic Symptom Disorders, Dimence, Deventer, Netherlands

³ Expert Center for Chronic Fatigue, Department of Medical Psychology, University Medical Centers, Vrije Universiteit, Amsterdam, Netherlands

⁴ Tranzo, School of Social and Behavioural Sciences, Tilburg University, Tilburg, Netherlands

⁵ GGZ-Westelijk Noord Brabant, Institute for Mental Health, Bergen op Zoom, Netherlands

⁶ PsyQ Somatiek en Psyche, Parnassia Groep, Amsterdam, Netherlands

⁷ Health, Medical and Neuropsychology Unit, Institute of Psychology, Leiden University, Leiden, Netherlands

⁸ Department of Psychiatry, Leiden University Medical Center, Leiden, Netherlands

⁹ Radboud Institute of Health Sciences, Radboud University Medical Center, Nijmegen, Netherlands

¹⁰ Department of General Practice and Health Services Research, Heidelberg University Hospital, Heidelberg, Germany

¹¹ Department of Medical Psychology, Amsterdam University Medical Centers, University of Amsterdam, Amsterdam, Netherlands